--- title: "Cats Claw" id: "975" type: "herb" slug: "cats-claw" published_at: "2026-03-18T04:13:24+00:00" modified_at: "2026-06-17T01:54:00+00:00" url: "https://flowersandherbs.com/plants/cats-claw/" markdown_url: "https://flowersandherbs.com/plants/cats-claw.md" excerpt: "Cats claw is a tropical woody vine traditionally used in Amazonian and South American herbal systems. The inner bark and root are the most commonly used parts in herbal preparations. Known for its hooked thorns, this rainforest plant has become..." taxonomy_herb_type: - "Herb" --- # Cats Claw Benefits & Uses (Uncaria tomentosa) Cats Claw (Uncaria tomentosa) is a woody climbing vine in the Rubiaceae family. Native to the Amazon rainforest and other tropical regions of South America, it is recognized by the curved hook-like thorns that inspired its common name. The inner bark and root are the parts traditionally used. In traditional South American herbal systems, cats claw has been used in decoctions, tinctures, and other herbal preparations. It is often discussed in the context of long-standing indigenous and rainforest plant use. Because this plant is a large tropical vine, it is not a typical backyard herb in the United States and is generally encountered as a dried bark, powdered product, or extract. ### Cats Claw Benefits and Traditional Uses Cats Claw has traditionally been used to support: - Traditional rainforest herbal decoctions - General immune-supporting herbal traditions - Long-standing South American plant use - Bark and root preparations - Traditional tonics and extracts Historically, cats claw has been associated with indigenous and traditional herbal practices of the Amazon region, where bark decoctions were widely used. #### Cats Claw Preparation Methods Cats Claw can be prepared in several traditional ways: **Decoction** The bark or root may be gently simmered to prepare a traditional herbal decoction. **Part of the plant used:***Inner bark or root* **Tincture** Cats claw may be extracted in alcohol to prepare liquid herbal drops. **Part of the plant used:***Inner bark or root* **Powder** Dried bark is sometimes powdered for use in capsules or blended formulas. **Part of the plant used:***Inner bark* **Capsules** Powdered bark or extract is commonly sold in encapsulated form. **Part of the plant used:***Inner bark* ##### Growing Cats Claw Cats claw is a tropical rainforest vine that requires heat, humidity, and a long growing season. - Prefers warm temperatures and partial shade - Grows best in rich, moist, well-drained soil - Suitable outdoors mainly in frost-free tropical climates such as USDA zones 10–12 - Not generally suited to most outdoor gardens in the continental United States - May be grown only in specialized conservatory or tropical greenhouse conditions Because cats claw is a large woody climber from the rainforest, it is rarely grown by home gardeners in the United States and is usually obtained as prepared herbal material. ###### Safety Considerations Cats claw has a long history of traditional use, however internal use may not be appropriate for everyone. However: - Some individuals may experience digestive upset when using cats claw. - Because it may influence immune activity, individuals with autoimmune conditions or those using immunosuppressive medications should use caution. - Use caution before combining cats claw with blood pressure or blood-thinning medications. - Pregnant or breastfeeding individuals should avoid use unless advised by a qualified healthcare professional. - Always use caution with concentrated extracts and follow product directions carefully. - Always consult a qualified healthcare professional before using cats claw alongside prescription medication. This information is provided for educational purposes only and is not medical advice. **Image Disclaimer:** Images are for reference only and should not be used as the sole method of identification. Always confirm identification with a qualified source. Frequently Asked Questions What is cats claw traditionally used for? Cats claw is traditionally used in South American herbal practice, especially in bark decoctions and tonic-style preparations. It is commonly discussed in relation to long-standing Amazonian plant use. What part of cats claw is used? The inner bark and sometimes the root are the parts most commonly used in herbal preparations. These are often prepared as decoctions, powders, or tinctures. Can cats claw grow in the United States? Cats claw is not generally suited to most outdoor gardens in the United States. It is a tropical rainforest vine that requires heat, humidity, and frost-free conditions. Why is it called cats claw? The plant has curved hook-like thorns that resemble a cat’s claw. These structures help the vine climb through surrounding vegetation. Is cats claw a vine? Yes, cats claw is a large woody climbing vine. In its native rainforest habitat it can grow extensively through trees and dense vegetation. Are there safety concerns with cats claw? Yes, cats claw should be used thoughtfully, especially by people using prescription medication or those with immune-related concerns. Professional guidance is appropriate before internal use. ## Botanical Overview - **Botanical name:***Uncaria tomentosa* - **Family:** Rubiaceae - **Plant type:** Woody climbing vine - **Native region:** Amazon rainforest and tropical South America - **Common names:** Cat's claw, una de gato **Plants often mentioned with Cats Claw** **Cats Claw** is often discussed alongside [Echinacea](/plants/echinacea/) , [Astragalus](/plants/astragalus/) , and [Turmeric](/plants/turmeric/) in traditional herbal writing. These plants are commonly referenced together in tonics and broader botanical discussions.